ZIP Codes of Gibson County, IN

Population & People
Population & People
Total Population
33,411
Household Income
Household Income
Median Income
$68,463
Housing
Housing
Total Housing Units
15,016
Business & Economy
Business & Economy
Total Businesses
738
Employment
Employment
Employment Rate
60.37%
Education
Education
Bachelor's Degree+
18.38%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 11 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:11 ZIP Codes (9 Standard, 2 PO Box, 0 Unique) [See All]
Area Codes:812 / 930
Timezone:Central (GMT -06:00)
Local Time:2:12:06 PM
Population:33,411 [See All]
FIPS:18051
Land Area:496 sq mi
Water Area:5 sq mi
Coordinates:38.3067, -87.4880
Quick Link:
https://www.zip-codes.com/county/in-gibson.asp
Need Gibson data in your app? Look up ZIP, county, and city data with a single API call.
Try Free
Extreme geographic sprawl
The largest ZIP spans 2398× the smallest by area — 97.9 sq mi down to 0.04.

Standout ZIPs in this County


Most Populous
Princeton · 11,756 people
35.2% of county total
Highest Income
Haubstadt · $97,930 median
1.4× county average
Largest Land Area
Owensville · 97.9 sq mi
Spans the most ground
Fastest Growth
Haubstadt · 9.5% (10-yr)
4,321 → 4,730 residents
Most Educated
Fort Branch · 27.5% bachelor's+
779 of 2,835 adults 25+

Things worth knowing about Gibson County


33,411 residents live across 11 ZIPs covering 496 sq mi, served by 11 distinct USPS-recognized cities.

Population moved from 33,940 to 33,411 from 2014 to 2024 — a -1.6% change. 2 ZIPs gained residents, 8 lost.

The county's wealthiest ZIP 47639 (Haubstadt, $97,930 median) and poorest ZIP 47660 (Oakland City, $57,472) are 15.2 miles apart — a 1.7× income gap across local geography.

Median home values vary 2.5× across this county — from $108,900 in 47640 (Hazleton) to $276,100 in 47639 (Haubstadt).

Density varies across the county — from 24 people/sq mi in 47640 (Hazleton) to 138 in 47670 (Princeton).

Educational attainment ranges from 10.0% bachelor's+ in 47666 (Patoka) to 27.5% in 47648 (Fort Branch) — the breadth of educational profiles across the area.

Within Indiana, this is the #51 most populous of 92 counties and ranks #60 for median household income .

Weighted by population, the typical household earns about $68,870 across the county — reflecting what a typical resident sees, not a simple ZIP average.

18.4% of adults age 25+ hold a bachelor's degree or higher (4,223 of 22,979 reporting).

9 Standard delivery, 2 PO Box only, 0 single-entity Unique ZIPs serve this county.

All ZIP Codes in Gibson County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
47670PrincetonStandard11,756$64,90785.1-2.6%
47660Oakland CityStandard4,966$57,47285.8-1.5%
47639HaubstadtStandard4,730$97,93048.79.5%
47648Fort BranchStandard4,346$65,00050.2-6.7%
47665OwensvilleStandard3,947$68,62597.98.1%
47666PatokaStandard1,335$63,20950.5-7.5%
47649FranciscoStandard1,313$63,06039.2-13.0%
47640HazletonStandard938$67,50038.4-10.7%
47683SomervillePO Box530.0-58.9%
47654MackeyPO Box270.0-59.7%
47647BuckskinStandard0.0

Adjacent & Nearby Counties